Comp Cams  Magnum  Mechanical Flat Tappet Camshafts
InfoVehicle Info Needed
COMP CAMSPART NUMBER: 249-CL11-219-4

Comp Cams Magnum Mechanical Flat Tappet Camshafts

$45695
ShippingShips on 09/08/2026
Lowest PriceLowest Price Guarantee

Chevy 396-454ci Big Block 1965-96
    Magnum 294S Mechanical Flat Tappet Camshaft & Lifter Kit
    Lift: .595''/.595"
    Duration: 294°/294°
    Lobe Separation Angle: 110°
    RPM Range: 2500-6500


    *Note: In order to use these camshafts in 1965-66 396/427ci blocks, it is necessary to machine a 3/16' wide x 7/64' deep groove in the rear main journal of the cam to allow oil flow to the top of the engine.

    Good for Street/Strip cars. 3000+ stall Converter or 4-speed. 10:1 compression, headers and low gears. Very rough idle.

    Operating Range:2500-6500 RPM
    Duration Advertised:294° Intake / 294° Exhaust
    Duration @ .050' Lift:248° Intake / 248° Exhaust
    Valve Lift w/1.7 Rockers:.595' Intake / .595' Exhaust
    Valve Setting:.022' Intake / .022' Exhaust
    Lobe Separation Angle:110°

    Chevelle, Camaro, Corvette, Stingray, Silverado, C10, Firebird, Chevrolet, Big Block, Chevy, BBC, 454, 427, 502, 396, Caprice, Malibu, Impala, Nova, Monte Carlo, S10, 572


    Good for street/strip cars. 3000+ stall or 4 speed. 10:1+ compression, headers and low gears. Very rough idle.

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

Part TypeCamshaft Kit
BrandCOMP CAMS
Package Height3.1
Package Width5.6
Package Length25.4
Weight14.6 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)248
Cam StyleMechanical flat tappet
Grind Number294S
Exh. Duration Advertised (Deg)294
Locks IncludedNo
Engine Make/SizeChevy Big Block (396-502)
Retainers IncludedNo
Intake Valve Lift With Factory Rocker Arm Ratio (I0.595
Int. Duration @ .050 In. (Deg)248
Assembly Lubricant IncludedYes
Basic Operating Rpm Range2,500-6,500
Pushrods IncludedNo
Gaskets IncludedNo
Intake Valve Lash0.022 in (0.559 mm)
Rocker Arms IncludedNo
Intake Valve Lift0.595 in (15.113 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)294
Lobe Separation (Deg)110
Rpm Range2500-6500
Lifter StyleMechanical flat tappet
Advertised Duration294 int./294 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.595
Valve Springs IncludedNo
UsageStreet/Performance
Valve Lift With Factory Rocker Arm Ratio0.595 int./0.595 exh.
QuantitySold as a kit
Valve Stem Seals IncludedNo
Exhaust Valve Lash0.022 in (0.559 mm)
Exhaust Valve Lift0.595 in (15.113 mm)
Advertised Intake Duration294
Intake Duration At 050 Inch Lift248
Exhaust Duration At 050 Inch Lift248
Timing Chain And Gears IncludedNo
Advertised Exhaust Duration294
Lifter TypeMechanical Flat Tappet
Part FitmentSemi Universal
Duration At 050 Inch Lift248 int./248 exh.
Valve Springs RequiredYes
Lifters IncludedYes
Vendor Part NumberCL11-219-4
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
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